C# Class Sage.Extensibility.TextEvaluator

Implements a text processing system using statically and dynamically registered functions and variables.

Public Methods

Method	Description
ExtractParameter ( IEnumerable parameters, int index, string defaultValue = null ) : string	Gets the entry with the specified index from the specified parameters list.
InvokeFunction ( SageContext context, string name, string arguments ) : string	Invokes the function with the specified name using the specified context and arguments.
InvokeVariable ( SageContext context, string name ) : string	Invokes the variable with the specified name using the specified context.
Process ( string value ) : string	Processes any dynamic expressions embedded in the specified value.
Process ( string value, SageContext context ) : string	Processes any dynamic expressions embedded in the specified value, using the specified context.
RegisterFunction ( string name, TextFunction handler ) : void	Registers a function handler with the specified name.
RegisterVariable ( string name, TextVariable handler ) : void	Registers a variable handler with the specified name.
TextEvaluator ( SageContext context ) : System	Initializes a new instance of the TextEvaluator class, using the specified context.

Method	Description
DiscoverFunctionsAndVariables ( ) : void
OnAssembliesUpdated ( object sender, EventArgs arg ) : void
ProcessChunk ( SageContext context, string value ) : string
TextEvaluator ( ) : System

Gets the entry with the specified index from the specified parameters list.

public static ExtractParameter ( IEnumerable parameters, int index, string defaultValue = null ) : string
parameters	IEnumerable	The list parameters.
index	int	The index.
defaultValue	string	The default value.
return	string

Invokes the function with the specified name using the specified context and arguments.

public static InvokeFunction ( SageContext context, string name, string arguments ) : string
context	SageContext	The context to use when invoking the function.
name	string	The name of the function to invoke.
arguments	string	The arguments to use when invoking the function.
return	string

Invokes the variable with the specified name using the specified context.

public static InvokeVariable ( SageContext context, string name ) : string
context	SageContext	The context to use when invoking the variable.
name	string	The name of the variable to invoke.
return	string

Processes any dynamic expressions embedded in the specified value.

public Process ( string value ) : string
value	string	The value to process.
return	string

Processes any dynamic expressions embedded in the specified value, using the specified context.

public static Process ( string value, SageContext context ) : string
value	string	The value to process.
context	SageContext	The context to use.
return	string

Registers a function handler with the specified name.

public static RegisterFunction ( string name, TextFunction handler ) : void
name	string	Name of the function.
handler	TextFunction	The function that provides the result value.
return	void

Registers a variable handler with the specified name.

public static RegisterVariable ( string name, TextVariable handler ) : void
name	string	Name of the variable.
handler	TextVariable	The function that provides the variable value.
return	void

Initializes a new instance of the TextEvaluator class, using the specified context.

public TextEvaluator ( SageContext context ) : System
context	SageContext	The context to use with this instance.
return	System